【简答题】完形填空 Young people are often unhappy when they are with their parents. They 1 that their parents don't understand them. They often think their parents are too strict 2 them. Parents often find 3 diffic...
【单选题】________ refers to socially and environmentally responsible marketing that meets the needs of consumers and businesses while also preserving or enhancing the ability of future generations to meet thei...